>> we need to change that attitude. i mean, we need to be teaching evolution and embryology and the big bang theory because, you know, while he may think they're lies from the pit of hell, they're not. they're good, established science. and if our students don't learn it, they're going to be at a disadvantage to the rest of the world, to china, to britain, to france. and we're not going to do what we need to really make the advances to keep our way of life and ensure the survival of the human race if we don't teach our students science. he has the freedom to be educated and educate his children the way he sees it. but we have to make a specific distinction. not in the public schools, not schools, like voucher schools. and definitely not educating other people's children. >> you've taken this fight beyond the louisiana law into the fight against school vouchers. why? >> i didn't initially really care about school vouchers because i was fundamentally a science advocate. and i was worried about evolution. and then last sum